I have a PC-based DSO that connects via parallel port that I'd like to get working via USB (preferable) or at least ExpressCard. I picked up a USB-parallel adapter from MicroCenter thinking it would ...
You don’t need fancy ICs and DACs to build a sound card for a PC. As [serdef]’s build over on hackaday.io shows, all you really need is a bunch of resistors. [serdef] built a clone of a sound card ...
Agreed. In my experience, the parallel port version was always painfully slow. Copying 100MB to or from the disk took more than 20 minutes as I remember. The SCSI version was much better, and the USB ...
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